<template>
  <a-card :bordered="false">
    <a-steps class="steps" :current="current">
      <a-step title="填写转账信息" />
      <a-step title="确认转账信息" />
      <a-step title="完成" />
    </a-steps>
    <div class="content">
      <step1 v-if="current === 0" @nextStep="nextStep"></step1>
      <step2 v-if="current === 1" @nextStep="nextStep" @prevStep="prevStep"></step2>
      <step3 v-if="current === 2" @prevStep="prevStep" @finish="finish"></step3>
    </div>
  </a-card>
</template>

<script>
import Step1 from './Step1';
import Step2 from './Step2';
import Step3 from './Step3';

export default {
  name: 'StepForm',
  components: { Step1, Step2, Step3 },
  data() {
    return {
      desc: '将一个冗长或用户不熟悉的表单任务分成多个步骤，指导用户完成。',
      current: 0
    };
  },
  methods: {
    nextStep() {
      if (this.current < 2) {
        this.current += 1;
      }
    },
    prevStep() {
      if (this.current > 0) {
        this.current -= 1;
      }
    },
    finish() {
      this.current = 0;
    }
  }
};
</script>

<style lang="less" scoped>
.steps {
  max-width: 750px;
  margin: 16px auto;
}
</style>
